Home / 29,723.36-41,036.80-19,131.36

Finding the Fourth Proportional to 29,723.36, 41,036.80 and 19,131.36

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Solution

The fourth proportional to 29,723.36, 41,036.80 and 19,131.36 is: 26,413.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,723.36 : 41,036.80 = 19,131.36 : x
  2. Step 2: Convert to fraction form
    29,723.36/41,036.80 = 19,131.36/x
  3. Step 3: Cross multiply
    29,723.36x = 41,036.80 × 19,131.36
  4. Step 4: Simplify right side
    29,723.36x = 785,089,794.05
  5. Step 5: Solve for x
    x = 785,089,794.05/29,723.36
  6. Step 6: Final answer
    x = 26,413.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.